Mental Ability (NCO- Cyber Olympiad Class 7): Questions 91 - 96 of 205

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Question number: 91

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The value of (0.221×0.007+2×0.322×0.542×0.221×0.221) is

Choices

Choice (4) Response
a.

2.30

b.

0.399

c.

1.20

d.

1.00

Question number: 92

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Find the value of x in each of the following equations

15.25÷x2.5×0.2=5

Choices

Choice (4) Response
a.

5.40

b.

3.60

c.

0.61

d.

1.62

Question number: 93

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Which of the following can be the exact multiple of 6?

Choices

Choice (4) Response
a.

63

b.

7

c.

252

d.

28

Question number: 94

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The product of two numbers is 2827 . If one of the number is 59 , find the other.

Choices

Choice (4) Response
a.

25227

b.

95

c.

2815

d.

2815

Question number: 95

» Mental Ability » Basic Algebra

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ List-Ⅱ

(A)

( ab)2

(i)

a2+b22ab

(B)

(a+b)

(ii)

( a2b2 )

(C)

( a+b)2

(iii)

a2+b2+2ab

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
a.
  • (iii)
  • (ii)
  • (i)
b.
  • (i)
  • (iii)
  • (ii)
c.
  • (iii)
  • (i)
  • (ii)
d.
  • (i)
  • (ii)
  • (iii)

Question number: 96

» Mental Ability » Basic Algebra

MCQ▾

Question

If + stands for division; × stands for addition; stands for multiplication; ÷ stands for subtraction, which of the following equation is correct?

Choices

Choice (4) Response
a.

36+63×5÷3=24

b.

36×6+7÷26=20

c.

36÷6+3×5=45

d.

366+3×5÷3=75

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